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A128771 as a simple table

na(n)
01
1-2
20
30
42
50
60
70
80
90
10-4
110
120
134
140
150
162
170
180
19-8
200
210
228
230
240
252
260
270
28-16
290
300
3116
320
330
344
350
360
37-28
380
390
4028
410
420
438
440
450
46-48
470
480
4946
500
510
5212
530
540
55-80
560
570
5876
590
600
6120
620
630
64-126
650
660
67120
680
690
7032
710
720
73-196
740
750
76184
770
780
7948
800
810
82-300
830
840
85280
860
870
8872
890
900

[1,-2,0,0,2,0,0,0,0,0,-4,0,0,4,0,0,2,0,0,-8,0,0,8,
 0,0,2,0,0,-16,0,0,16,0,0,4,0,0,-28,0,0,28,0,0,8,0,
 0,-48,0,0,46,0,0,12,0,0,-80,0,0,76,0,0,20,0,0,
 -126,0,0,120,0,0,32,0,0,-196,0,0,184,0,0,48,0,0,
 -300,0,0,280,0,0,72,0,0]